JSON key from variable

JavaScript and client side scripting.

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Ragnis
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JSON key from variable

Post by Ragnis »

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var key = "b";
var json = {
    "a": "first",
    "b": "second",
    "c": "third"
};
 
Now i need to do something like this:

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alert(json.key);
 
And it should display "second".

But i don't know how to do it.
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Weirdan
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Re: JSON key from variable

Post by Weirdan »

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 alert(json[key]); 
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